The portable JBL PartyBox Encore speaker offers fun for up to 10 hours straight. The convenient carrying handle and splash-proof construction ensure that the party goes with you wherever you go. Enjoy the music and enjoy the impressive JBL Original Pro Sound and its deep bass sound. Synchronize the rocking strobe, ring and club lights of the light show and enjoy a wonderful, immersive experience. When you feel like singing, grab JBL's premium digital wireless microphone and let your voice be heard. The microphone is optimized for karaoke use with adjustable echo, bass and treble. True Wireless Stereo technology means you can connect two speakers together for even more massive sound. With the PartyBox application, you control the music and the colors of the light show and create just the right kind of feeling for every situation.